MA4P4006B-402

RF Diode Overview

The MA4P4006B-402 is a high-power PIN diode from the MACOM MELF and HIPAX series, designed for switch and attenuator applications requiring robust power handling. It features a fully passivated silicon chip with a thick I-region and long carrier lifetime to maintain low series resistance and capacitance. The device utilizes full-face chip bonding to metal pins on both anode and cathode, resulting in low thermal resistance due to symmetrical thermal paths. This specific model is housed in a rugged ceramic axial leaded package (Case Style 402) and supports a maximum reverse voltage of 600 VDC.

RF Diode Feature Summary

• High power handling capability suitable for demanding RF environments
• Low distortion performance optimized for attenuator and switch circuits
• Passivated chip construction ensures extremely low reverse bias leakage current
• Full face chip bonding provides low thermal resistance via symmetrical heat dissipation

RF Diode Applications

• Switch and attenuator applications operating from HF through UHF frequencies
• Systems requiring power levels above 1 kW CW
• MRI equipment utilizing non-magnetic variants (NM suffix)

RF Diode Procurement Notes

Verify the exact ordering suffix against the manufacturer's datasheet to confirm package style and magnetic properties. The base part number indicates the electrical characteristics, while suffixes define physical packaging such as bulk bags or tape and reel quantities. Confirm RoHS compliance status and any specific environmental screening requirements like MIL-STD-750 if applicable to your design constraints.

RF Diode Selection Notes

Select this component when designing circuits that demand high reverse voltage ratings combined with significant power dissipation capabilities. The axial leaded HIPAX package offers mechanical stability for high-power setups. Ensure the thermal management strategy accounts for the specified junction temperature range and power dissipation limits under continuous wave operation conditions.

RF Diode Part Context

This device belongs to the broader MA4P MELF and HIPAX family of high-power PIN diodes manufactured by MACOM Technology Solutions. The series encompasses various voltage ratings and package styles, including surface mount MELF options and axial leaded HIPAX configurations. All parts share common design principles focused on low loss, low distortion, and reliable performance in high-power RF switching environments.

RF Diode Replacement Considerations

Direct replacements within the same voltage class include other models from the MA4P4000 series, such as the MA4P4001B-402 or MA4P4002B-402. For higher voltage requirements, consider the MA4P7006B-401T or MA4P7106B-401T. Verify that the alternative part matches the required package style and electrical parameters like series resistance and capacitance.